precipitation concentration degree and period

precipitation concentration degree PCD

Precipitation-Concentration Degree

precipitation-concentration degree PCD

Precipitation-concentration degree(PCD)

artifical increase of precipitation precipitation

precipitation concentration index

precipitation concentration period

precipitation concentration period PCP

precipitation degree

Precipitation precdiction

precipitation preconcentration

Precipitation-Concentration Period

precipitation-concentration period PCP

concentration degree

concretion degree

industrial concentration degree

industry concentration degree

market concentration degree